For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound psychological impact upon us ...

A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to be true. Space is stretching faster today than in the past, and the precise ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet WASP-107b, revealing a world with an enormously inflated, weakly bound ...

Eleven faculty members are receiving support for their work through this year’s Hellman Fellowships, and it comes right when ...

Four UC Nobel laureates on what they discovered here, why it matters, and why their world-changing work could only have ...

For more than a century, astronomers debated the possibility of martian canali (channels) which Italian astronomer Giovanni Schiaparelli claimed to see on the Red Planet in 1877. Mistranslated into ...

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

A new study revisits ancient Chinese records to explore whether a comet could explain the Star of Bethlehem described in ...

Hiking trails like the Navajo Loop and Queen's Garden provide breathtaking views of Bryce's famous hoodoos.

R esearchers have calculated one of the most precise estimates for the expansion rate of the universe today, and it turns out ...

My main goal is to bring interactive science to schools,” said Hyseni, a fourth-year Ph.D. student in Earth and Planetary ...